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Monthly climate in San Dionisio del Mar, Oaxaca, Mexico

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification San Dionisio del Mar features a tropical savanna climate (Aw).Temperatures typically range between 25 °C (77 °F) and 29 °C (84 °F) through the year, but rarely can drop to 17 °C (63 °F) or can rise to as high as 35 °C (95 °F).The average annual precipitation amounts to about 1437 mm (56.6 inches) and receives 113 rainy days on the 1 mm (0.04 inches) threshold annually.San Dionisio del Mar enjoys an average of 3596 hours of sunshine throughout the year, and daylight varies from 11 hours 10 minutes to 13 hours 3 minutes per day.

Monthly average temperatures in San Dionisio del Mar, Oaxaca, Mexico §

The warmest months in San Dionisio del Mar are May, July and August, with daily mean temperatures ranging from 28 to 29 °C (83 - 84 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 25 to 26 °C (77 - 78 °F) throughout the day. On average each year, San Dionisio del Mar experiences 322 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in San Dionisio del Mar, Oaxaca, Mexico.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 31°C
(88°F)		 32°C
(90°F)		 34°C
(93°F)		 34°C
(94°F)		 35°C
(95°F)		 34°C
(93°F)		 34°C
(93°F)		 34°C
(93°F)		 34°C
(93°F)		 33°C
(92°F)		 32°C
(90°F)		 32°C
(90°F)
Mean maximum 31°C
(87°F)		 32°C
(89°F)		 33°C
(91°F)		 34°C
(93°F)		 34°C
(94°F)		 32°C
(90°F)		 34°C
(93°F)		 34°C
(93°F)		 33°C
(92°F)		 33°C
(91°F)		 32°C
(90°F)		 31°C
(89°F)
Average high 28°C
(82°F)		 29°C
(84°F)		 30°C
(86°F)		 30°C
(87°F)		 31°C
(88°F)		 30°C
(87°F)		 32°C
(89°F)		 31°C
(88°F)		 30°C
(87°F)		 30°C
(86°F)		 29°C
(85°F)		 28°C
(83°F)
Daily mean 25°C
(77°F)		 26°C
(78°F)		 27°C
(80°F)		 28°C
(82°F)		 29°C
(84°F)		 28°C
(83°F)		 29°C
(84°F)		 28°C
(83°F)		 28°C
(83°F)		 27°C
(81°F)		 26°C
(79°F)		 25°C
(78°F)
Average low 22°C
(72°F)		 23°C
(74°F)		 24°C
(76°F)		 26°C
(78°F)		 27°C
(80°F)		 26°C
(79°F)		 26°C
(80°F)		 26°C
(79°F)		 26°C
(79°F)		 25°C
(78°F)		 24°C
(75°F)		 23°C
(73°F)
Mean minimum 19°C
(67°F)		 19°C
(67°F)		 21°C
(70°F)		 23°C
(74°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 25°C
(77°F)		 24°C
(75°F)		 21°C
(70°F)		 19°C
(67°F)
Minimum 18°C
(64°F)		 17°C
(64°F)		 19°C
(66°F)		 22°C
(71°F)		 23°C
(74°F)		 24°C
(76°F)		 25°C
(77°F)		 25°C
(76°F)		 25°C
(77°F)		 23°C
(73°F)		 18°C
(64°F)		 17°C
(63°F)

Compare climate in San Dionisio del Mar with other places

Compare temperature, precipitation, sunshine, UV index in San Dionisio del Mar, Oaxaca, Mexico with other places around the world.

Monthly average precipitation in San Dionisio del Mar, Oaxaca, Mexico §

San Dionisio del Mar usually has the most precipitation in June, August and September, with an average of 20 rainy days and 322 mm (12.7 inches) of precipitation per month.The driest months in San Dionisio del Mar are January, March and November. On average, 6 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in San Dionisio del Mar, Oaxaca, Mexico.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 6 (0.2) 10 (0.4) 5 (0.2) 17 (0.7) 117 (4.6) 416 (16.4) 113 (4.5) 263 (10.4) 287 (11.3) 186 (7.3) 6 (0.2) 9 (0.4)
Average precipitation days (≥ 1 mm) 1 2 1 4 15 23 14 18 20 12 1 2

Monthly sunshine hours in San Dionisio del Mar, Oaxaca, Mexico §

The sunniest months in San Dionisio del Mar are March, May and July, when the sun shines an average of 10 hours 26 minutes a day.Least sunny months in San Dionisio del Mar: January, February and June receive an average of 8 hours 50 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in San Dionisio del Mar, Oaxaca, Mexico.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 246 280 323 317 322 268 325 304 286 299 308 311
Mean daily daylight hours 11h 16m 11h 36m 12h 2m 12h 30m 12h 52m 13h 3m 12h 57m 12h 37m 12h 11m 11h 44m 11h 21m 11h 10m

Solar UV radiation in San Dionisio del Mar, Oaxaca, Mexico §

San Dionisio del Mar experiences the highest level of ultraviolet (UV) radiation in April, July and September, when the maximum UV index can reach values of 13 - 14, which corresponds to the Extreme category of sun exposure.January, November and December are in the Very High exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly San Dionisio del Mar UV Index data.

Average daily maximum UV levels by month for San Dionisio del Mar, Oaxaca, Mexico.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 9 12 13 13 13 13 14 13 13 12 10 8